📌 분석 과정

6가지 조건을 바탕으로 점수를 부여하고, 3점 이상에 해당되는 허위매물을 추출한다.
이후 회귀 모델을 통해 허위매물을 추출한 뒤, 공통 허위매물을 추출한다.

🏘 가격 별 그룹 분류
Neighborhood Price_Level
0 NridgHt High
1 Timber High
2 Somerst High
3 NoRidge High
4 GrnHill High
5 StoneBr High
6 Veenker High
7 NWAmes Mid
8 Blmngtn Mid
9 Mitchel Mid
10 NAmes Mid
11 CollgCr Mid
12 SawyerW Mid
13 Gilbert Mid
14 Sawyer Mid
15 Crawfor Mid
16 Greens Mid
17 ClearCr Mid
18 NPkVill Mid
19 Blueste Mid
20 Landmrk Mid
21 SWISU Low
22 Edwards Low
23 IDOTRR Low
24 OldTown Low
25 MeadowV Low
26 BrDale Low
27 BrkSide Low

✔GrLivArea : 지상층 면적
✔YearRemodAdd : 리모델링
✔RoomDensity : 방 밀도 (방수/면적)

✔OverallQual : 지상층 면적
✔OverallCond : 리모델링
✔Amenities : 방 밀도 (방수/면적)
📊 **High 그룹 분석**

조건 플래그:
  • flag_high_qual: 3
  • flag_good_condition: 22
  • flag_high_area: 10
  • flag_high_remod: 76
  • flag_high_density: 93
  • flag_high_amenities: 3

Score 분포:
  • 0: 76
  • 1: 103
  • 2: 47
  • 3: 2
  • 4: 1

Score ≥ 3인 건수: 3건
📊 **Mid 그룹 분석**

조건 플래그:
  • flag_mid_qual: 2
  • flag_good_condition: 366
  • flag_mid_area: 53
  • flag_mid_remod: 107
  • flag_mid_density: 296
  • flag_mid_amenities: 37

Score 분포:
  • 0: 158
  • 1: 348
  • 2: 172
  • 3: 51
  • 4: 4

Score ≥ 3인 건수: 55건
📊 **Low 그룹 분석**

조건 플래그:
  • flag_low_qual: 4
  • flag_good_condition: 30
  • flag_low_area: 24
  • flag_low_remod: 59
  • flag_low_density: 131
  • flag_low_amenities: 10

Score 분포:
  • 0: 133
  • 1: 155
  • 2: 30
  • 3: 13
  • 4: 1

Score ≥ 3인 건수: 14건

❗ 조건 플래그 결과

72건의 허위매물 의심 후보 추출
우측 지도를 통해 그룹별 허위매물 분포 확인 가능함

Neighborhood price_level
OldTown Low
MeadowV Low
NAmes Mid
NAmes Mid
BrkSide Low
Crawfor Mid
OldTown Low
Edwards Low
CollgCr Mid
NAmes Mid
SawyerW Mid
BrkSide Low
Sawyer Mid
CollgCr Mid
Sawyer Mid
NAmes Mid
Mitchel Mid
NAmes Mid
SawyerW Mid
CollgCr Mid
Sawyer Mid
NAmes Mid
Sawyer Mid
NAmes Mid
NAmes Mid
NAmes Mid
Sawyer Mid
OldTown Low
NAmes Mid
Timber High
CollgCr Mid
NWAmes Mid
NAmes Mid
CollgCr Mid
OldTown Low
Sawyer Mid
Sawyer Mid
Somerst High
NAmes Mid
Crawfor Mid
NAmes Mid
Sawyer Mid
CollgCr Mid
NAmes Mid
Somerst High
OldTown Low
Mitchel Mid
Sawyer Mid
NAmes Mid
Sawyer Mid
Mitchel Mid
Mitchel Mid
NWAmes Mid
OldTown Low
OldTown Low
NAmes Mid
Mitchel Mid
Mitchel Mid
NAmes Mid
Mitchel Mid
Mitchel Mid
CollgCr Mid
NAmes Mid
Crawfor Mid
NAmes Mid
BrDale Low
NAmes Mid
Sawyer Mid
Edwards Low
Sawyer Mid
Sawyer Mid
OldTown Low